folia.paru.cas.czfolia.paru.cas.cz/pdfs/fol/1980/01/01.pdfthe cyst wall through which the amoeba...
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folia.paru.cas.czfolia.paru.cas.cz/pdfs/fol/1980/01/01.pdfthe cyst wall through which the amoeba leaves the membrane during excystation. The cyst wall fs rather thin and double-layered